دو کد زیر خروجی یکسانی دارند
[sql]
SELECT * FROM accounting_accounts a
cross join accounting_accounts
[/sql]
[sql]
SELECT * FROM accounting_accounts a, accounting_accounts b;
[/sql]
دو کد زیر خروجی یکسانی دارند
[sql]
SELECT * FROM accounting_accounts a
cross join accounting_accounts
[/sql]
[sql]
SELECT * FROM accounting_accounts a, accounting_accounts b;
[/sql]
No Comments yet!